Ear anatomy
Posterior semicircular canal
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What two basic components make up the outer ear
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Purpose of Pinna
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Purpose of middle ear
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
At what sound are we able to hear?
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What joint is formed between the Incus and Mallus
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What joint does the lenticular process and stapes form
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What purpose do processes serve
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
3 ways ossicles overcome impedance
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What do canals house?
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Superior semicircular canal
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
How many times does cochlea turn before reaching its apex
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What is the core of the cochlea?
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What does each ampulla house and whats its function
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Lateral semicircular canal
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What is the inner ear comprised of
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Purpose of ligaments
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Purpose of muscles
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Audition
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Transducer
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What bone surrounds the middle and inner ear
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Impendance
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Utricle
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
Saccule
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
How many muscles attach the ossicles and to which ones?
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What are the names of the muscles that attach to the ossicles
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
How manny ligaments connect to the malleus
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
How many ligaments connect to the incus
Sinking feeling of plane droppin in air
2
2, stapes and malleus
Area ratio advantage(25dp), lever difference between malleus and stapes(3db), buckling effect as tm moves in response to sound(4-6db)
Pinna and external auditory meatus
Amplify sound wave that comes from outer ear when it hits cochlea so we can hear it clearly
Shaking head yes
Refers to the processes associated with hearing
28-31 dp
Overcome resistance
Responsible for head to shoulder motion
Modiolous
Sense quick acceleration
Shaking head no
Attachments for ligaments or muscles
Hold ossicles in place
Pulls on ossicles to stiffen them
Crista Ampularis( sense organ for movement)
Sense organs for movement of the body in space
Temporal
Cochlea, vestibule, and semicircular canals
Ball in socket joint
Saddle joint
2.75
Tensor tympani, and stapedius
3
Collect sound and funnel to middle ear
Converts acoustic energy into electrochemical energy
What occurs when sounds are loud
Greater # of hair cells are stimulated
Stimulates hair closer to apex
Smaller # of hair cells are stimulated
Greater amount of hair stimulation at base of cochlear
What occurs when sounds are soft
Greater # of hair cells are stimulated
Stimulates hair closer to apex
Smaller # of hair cells are stimulated
Greater amount of hair stimulation at base of cochlear
What occurs when sounds are high pitched
Greater # of hair cells are stimulated
Stimulates hair closer to apex
Smaller # of hair cells are stimulated
Greater amount of hair stimulation at base of cochlear
What occurs when sounds are low pitched
Greater # of hair cells are stimulated
Stimulates hair closer to apex
Smaller # of hair cells are stimulated
Greater amount of hair stimulation at base of cochlear
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